<template>
  <div class="app-container">

    <!-- 顶部 Header 区域 -->
    <mt-header fixed title="简历-vue版,请在手机模拟器观看，效果更佳">
      <span to="/" slot="left" @click="goback" v-show="flag">
        <mt-button icon="back">返回</mt-button>
      </span>
    </mt-header>


    <!-- 中间的 路由 router-view 区域 -->
    <!-- 要实现动画，用 transition 包裹起来 -->
    <transition  >
      <router-view></router-view>
    </transition>


    <!-- 底部 Tabbar 区域 -->
    <nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-my" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			
			
			<router-link class="mui-tab-item-my" to="/project">
				<span class="mui-icon mui-icon-pengyouquan"></span>
				<span class="mui-tab-label">项目</span>
			</router-link>

			<router-link class="mui-tab-item-my" to="/mine">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">我的</span>
			</router-link>
		</nav>

  </div>
</template>

<script>
export default {
  data(){
    return{
      flag:false
    }
  },
  created(){
    this.flag = this.$router.path === "/home" ? true:false;
  },
  methods:{
    goback(){
      // 点击后退
      this.$router.go(-1)
    }
  },
  // 监听 url 地址
  watch:{
    "$route.path":function(newVal){
      if(newVal=== '/home'){
         this.flag=false
      }else{
        this.flag=true;
      }
    }
  }
}


</script>


<style lang="scss" scoped>
.app-container {
  padding-top: 40px;
  overflow-x: hidden;
}

.v-enter{
  opacity: 0;
  transform:translateX(100%);
}
.v-leave-to{
  opacity: 0;
  transform:translateX(-100%);
  position: absolute;
}

.v-enter-active,
.v-leave-active{
  transition: all 0.5s ease;
}

// 改类名：解决 tabbar 无法切换的问题
.mui-bar-tab .mui-tab-item-my.mui-active{
  color:#007aff;
}
.mui-bar-tab .mui-tab-item-my {
    display: table-cell;
    overflow: hidden;
    width: 1%;
    height: 50px;
    text-align: center;
    vertical-align: middle;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #929292;
}
.mui-bar-tab .mui-tab-item-my .mui-icon {
    top: 3px;
    width: 24px;
    height: 24px;
    padding-top: 0;
    padding-bottom: 0;
}
.mui-bar-tab .mui-tab-item .mui-icon~.mui-tab-label {
    font-size: 11px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}
</style>
